CVE-2022-40317

CVE-2022-40317 Notes に保存される XSS OpenKM を使用しているクライアントのペネトレーションテスト中に、アプリケーションの notes セクションで保存型 XSS を発見しました。基本的に、メモを保存する際、通常の HTML が何らかの理由で許可されており、そのままレンダリングされていました。ご存知のとおり、 タグや javascript の on- イベントは、XSS サニタイゼーションのルールセットの一部としてサニタイズ/置換されていました。 しかし、 タグで "javascript:"...

CVE-2023-22432

CVE-2023-22432 web2pyの脆弱性（CVE-2023-22432）のPoC検証 web2py の脆弱性（CVE-2023-22432）が2023年1月31日（米国時間）に公開されました。この記事では、この脆弱性に関する検討と検証結果について説明します。 脆弱性の概要 この脆弱性は、web2pyのオープンリダイレクト脆弱性であり、管理ページのURLにおいてコールバック先URLとして任意のURLを指定できます。もともとオープンリダイレクト対策は実装されていましたが、URLに特別なバイパス手法を適用することで再現されます。これにより、悪意のあるサイトに誘導される可能性があります...

TencentOS Server 4: python-lxml (TSSA-2026:1016)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:1016 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

SSRF-Testing

Tutaから受けた支援に感謝しています SSRF（Server Side Request Forgery）テスト用リソース クイックURLベースのバイパス： http://google.com:80+&@127.88.23.245:22/[email protected]:80/ http://127.88.23.245:22/+&@google.com:[email protected]:80/ http://google.com:80+&@google.com:[email protected]:22/...

MiracleLinux 8 : python-lxml-4.2.3-5.el8_10 (AXSA:2026-1874:02)

The remote MiracleLinux 8 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2026-1874:02 advisory. lxml: lxml-html-clean: lxml: URL bypass vulnerability in Cleaner via missing xlink:href CVE-2026-49825 Tenable has extracted the preceding description block...

RLSA-2026:67943 Important: python-lxml security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...

python-lxml security update

An update is available for python-lxml. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Python is an interpreted, interactive, object-oriented programming...

AlmaLinux 8 : python-lxml (ALSA-2026:67943)

The remote AlmaLinux 8 host has a package installed that is affected by a vulnerability as referenced in the ALSA-2026:67943 advisory. lxml: lxml-html-clean: lxml: URL bypass vulnerability in Cleaner via missing xlink:href CVE-2026-49825 Tenable has extracted the preceding description block...

RockyLinux 8 : python-lxml (RLSA-2026:67943)

The remote RockyLinux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:67943 advisory. lxml: lxml-html-clean: lxml: URL bypass vulnerability in Cleaner via missing xlink:href CVE-2026-49825 Tenable has extracted the preceding description block...

lxml: lxml-html-clean: lxml: URL bypass vulnerability in Cleaner via missing xlink:href

A flaw was found in lxml, a library for processing XML and HTML in Python. The lxml.html.defs.linkattrs were missing xlink:href, which could allow an attacker to bypass URL filtering mechanisms. This vulnerability enables URL bypass attacks in embedded content such as Scalable Vector Graphics SVG...

Important: Red Hat Security Advisory: python-lxml security update

An update for python-lxml is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability fr...

RHEL 8 : python-lxml (RHSA-2026:67943)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:67943 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic da...

Important: python-lxml security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...

ALSA-2026:67943 Important: python-lxml security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...

lxml: lxml-html-clean: lxml: URL bypass vulnerability in Cleaner via missing xlink:href

A flaw was found in lxml, a library for processing XML and HTML in Python. The lxml.html.defs.linkattrs were missing xlink:href, which could allow an attacker to bypass URL filtering mechanisms. This vulnerability enables URL bypass attacks in embedded content such as Scalable Vector Graphics SVG...

Important: Red Hat Security Advisory: python-lxml security update

An update for python-lxml is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available...

lxml: lxml-html-clean: lxml: URL bypass vulnerability in Cleaner via missing xlink:href

A flaw was found in lxml, a library for processing XML and HTML in Python. The lxml.html.defs.linkattrs were missing xlink:href, which could allow an attacker to bypass URL filtering mechanisms. This vulnerability enables URL bypass attacks in embedded content such as Scalable Vector Graphics SVG...

Important: Red Hat Security Advisory: python-lxml security update

An update for python-lxml is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Important: Red Hat Security Advisory: python-lxml security update

An update for python-lxml is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

lxml: lxml-html-clean: lxml: URL bypass vulnerability in Cleaner via missing xlink:href

A flaw was found in lxml, a library for processing XML and HTML in Python. The lxml.html.defs.linkattrs were missing xlink:href, which could allow an attacker to bypass URL filtering mechanisms. This vulnerability enables URL bypass attacks in embedded content such as Scalable Vector Graphics SVG...